#2653AA
Closest named color: Dusk Blue (#26538D). oklch(46.2% 0.149 261.9), rgb(38, 83, 170).
Aa
White text reads best on this color (7.24:1).
About this color
#2653AA is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.149 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.047 away. White text reads best on it, at 7.24:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.90:1 |
| White text | 7.24:1 |
Values
| HEX | #2653AA |
| RGB | rgb(38, 83, 170) |
| HSL | hsl(220, 63%, 41%) |
| OKLCH | oklch(46.2% 0.149 261.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2653AA | 7.24:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #2653AA | 2.90:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #2653AA text on white | 7.24:1 | AAA | Lc 84.7 | Fine for body text |
| #2653AA text on black | 2.90:1 | Fails | Lc -17.3 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CBDAF4
oklch(88.5% 0.039 261.5)
-
Step 300
300
#A7C1F0
oklch(80.8% 0.073 262.2)
-
Step 400
400
#79A0E8
oklch(70.7% 0.115 262.1)
-
Step 500
500
#5687E1
oklch(63.1% 0.146 261.6)
-
Step 600
600
#3C6ECF
oklch(55.5% 0.16 262.1)
-
Step 700
700 (this color)
#2653AA
oklch(46.2% 0.149 261.9)
-
Step 800
800
#274B91
oklch(42.6% 0.123 262.1)
-
Step 900
900
#244074
oklch(37.8% 0.095 261.6)
-
Step 950
950
#152644
oklch(27.1% 0.061 261)
#2653AA with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #1C5DAD | 0.026 |
| Deuteranopia (no green cones) | #0051A8 | 0.021 |
| Tritanopia (no blue cones) | #006876 | 0.117 |
| Achromatopsia (no color) | #575757 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2653AA
#2653AA
oklch(46.2% 0.149 261.9)
- #735200
#735200
oklch(46.2% 0.095 81.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2653AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.053
- Cobalt #1E488F ΔE 0.053
- Blueberry #464196 ΔE 0.061
- Blue Blue #2242C7 ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.062
- Mid Blue #276AB3 ΔE 0.064
- Light Navy #155084 ΔE 0.065
Use #2653AA in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.